减幅[衰减]振动

The tiny brain of this zebra finch may help scientists answer questions on how people form words to talk. Like humans songbirds learn to vocalize by imitation. Were able to not only just study the mechanisms of how vocal learning works in these songb

发表于:2018-12-08 / 阅读(180) / 评论(0) 分类 VOA标准英语2018年(五月)

This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang

发表于:2018-12-24 / 阅读(239) / 评论(0) 分类 Scientific American(一)月

Researchers have discovered an almost universal word. Huh? You say? Even if you are not a native speaker of English, you probably dont need a translation for Huh? It appears that the word, or a very similar form of it, is used in most of the language

发表于:2018-12-28 / 阅读(143) / 评论(0) 分类 轻松英文阅读

Evoking images from the liquid metal and nearly unstoppable Terminator from the movies, BAE Systems has posted concept video footage of a process to create drones of the future. 近日,BAE系统公司发布的一份概念视频展示了未来制造无

发表于:2019-01-07 / 阅读(211) / 评论(0) 分类 英语新闻

ROBERT SIEGEL, HOST: Biologist Jonathan Losos and I have at least one thing in common - we were both blown away by the late paleontologist Stephen Jay Gould's 1989 book Wonderful Life. Gould saw evolution as being all about odd contingencies, acciden

发表于:2019-01-16 / 阅读(246) / 评论(0) 分类 2017年NPR美国国家公共电台9月

But even though the insect brain is organized very differently from ours, there are some striking similarities. 虽然昆虫与人类大脑的组成大相径庭,但是仍有很多惊人的相似之处。 For example, most insects have smell detecto

发表于:2019-01-17 / 阅读(221) / 评论(0) 分类 TED演讲教育篇

Dogs have been mans best friend for thousands of years, a source of companionship and loyalty since the Stone Age. 几千年以来,狗狗都是人类最好的朋友,从石器时代开始就是人类忠诚的陪伴。 Now scientists suspect they h

发表于:2019-01-31 / 阅读(168) / 评论(0) 分类 英语新闻

Kerry Leaves Pakistan Hopeful, Despite Divides尽管有分歧 克里仍给巴基斯坦留下希望 U.S. Secretary of State John Kerry has wrapped up a visit to Pakistan with an agreement by the two countries to resume a dialogue on security issues. T

发表于:2019-02-01 / 阅读(201) / 评论(0) 分类 VOA常速英语2013年(八月)

Itcanbeinferredfromthepassagethatthe authorwouldbemostlikelytoagreewith whichofthefollowingstatementsregarding socioeconomicclassandsupportforthe rebelandLoyalistcausesduringthe AmericanRevolutionaryWa

发表于:2019-02-06 / 阅读(181) / 评论(0) 分类 英文语法词汇

Science and technology: Panda genetics 科技:熊猫遗传学 Hey dude. Give me six! 嘿,伙计。用六指击个掌吧! Two strange mammals illuminate the process of natural selection. 两种不同的哺乳动物阐明自然选择的过程。

发表于:2019-02-16 / 阅读(235) / 评论(0) 分类 经济学人科技系列
学英语单词
adularescence
Albacete, Prov.de
allorhythmic pulse
aminoethyl
antagonistic interest
asprawl
bag machine
bare height
baskets
body double
brachet, bratchet
bragging on
butocainum
capital of Qatar
CAT scanning
chief of the delegates
Chusovskoye, Ozero
cirrostratus filosus
cisis
colour frame editing
context-sensitive
coupling with rubber sleeve
datec
deagnostic dictionary
deradicalized
direct conversion receiver
ditches
double-storage reperforator
dove-color
dynamic simulation
elementary cost accounting
ellipsoidal coordinate
ethnic musics
Euro-executive
Federal Energy Administration
Feldrennach
fluidizing agent
foaling
folk museum
gammons
gilling machine
gloster
Great Sugar Loaf
habilable
hegiras
hexamethyldisilane
hypodiploidy
in-feed
induction winding
inemuri
lawrence berkeley laboratory
Lentac
LETSP
Lex Loci Delicti
Ligularia fischeri
line ups
Lozorno
mechanical damping ring
mechanical power house
micro-channel plate detector
mobile earth station status
national minorities
Northington
occipitoanterio
oil for polypropylene fibre
Olifants R.
order Charadriiformes
over the top action
ozazine
phase plane portrait
polyparasitism
predicted set-forward position
pseudo-atoll
punitive supervision
Put your thumb on the scales
radio freqneucy oscillator
red phosphorus
resection of labial frenum
restricted security
roll squeegeeing
rolling chair
rotationally cooled laser-induced fluorescence
saishinone
seal-weld
Segregated Ballast Water
shaft feather
shikses
single track railway
single trimmer
stuff shot
supermarket information system
surrepent
tactual sensations
technical acknowledgement message (tam)
thea sinensis l.var.macrophylla sieb.
thin-walled tube
Townsend current
tree martin
unvariable expense
vicarious hemoptysis
yellowtail kingfish
zymad